21670173252

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{140741}}^1$

素因数の和:140818

約数の個数: 144

約数和(自身を含む): 68853238272

約数和(自身を除く): 47183065020

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 47, 52, 63, 78, 84, 91, 94, 117, 126, 141, 156, 182, 188, 234, 252, 273, 282, 329, 364, 423, 468, 546, 564, 611, 658, 819, 846, 987, 1092, 1222, 1316, 1638, 1692, 1833, 1974, 2444, 2961, 3276, 3666, 3948, 4277, 5499, 5922, 7332, 8554, 10998, 11844, 12831, 17108, 21996, 25662, 38493, 51324, 76986, 140741, 153972, 281482, 422223, 562964, 844446, 985187, 1266669, 1688892, 1829633, 1970374, 2533338, 2955561, 3659266, 3940748, 5066676, 5488899, 5911122, 6614827, 7318532, 8866683, 10977798, 11822244, 12807431, 13229654, 16466697, 17733366, 19844481, 21955596, 25614862, 26459308, 32933394, 35466732, 38422293, 39688962, 46303789, 51229724, 59533443, 65866788, 76844586, 79377924, 85992751, 92607578, 115266879, 119066886, 138911367, 153689172, 171985502, 185215156, 230533758, 238133772, 257978253, 277822734, 343971004, 416734101, 461067516, 515956506, 555645468, 601949257, 773934759, 833468202, 1031913012, 1203898514, 1547869518, 1666936404, 1805847771, 2407797028, 3095739036, 3611695542, 5417543313, 7223391084, 10835086626, 21670173252]

約数ペア:

[(1, 21670173252), (2, 10835086626), (3, 7223391084), (4, 5417543313), (6, 3611695542), (7, 3095739036), (9, 2407797028), (12, 1805847771), (13, 1666936404), (14, 1547869518), (18, 1203898514), (21, 1031913012), (26, 833468202), (28, 773934759), (36, 601949257), (39, 555645468), (42, 515956506), (47, 461067516), (52, 416734101), (63, 343971004), (78, 277822734), (84, 257978253), (91, 238133772), (94, 230533758), (117, 185215156), (126, 171985502), (141, 153689172), (156, 138911367), (182, 119066886), (188, 115266879), (234, 92607578), (252, 85992751), (273, 79377924), (282, 76844586), (329, 65866788), (364, 59533443), (423, 51229724), (468, 46303789), (546, 39688962), (564, 38422293), (611, 35466732), (658, 32933394), (819, 26459308), (846, 25614862), (987, 21955596), (1092, 19844481), (1222, 17733366), (1316, 16466697), (1638, 13229654), (1692, 12807431), (1833, 11822244), (1974, 10977798), (2444, 8866683), (2961, 7318532), (3276, 6614827), (3666, 5911122), (3948, 5488899), (4277, 5066676), (5499, 3940748), (5922, 3659266), (7332, 2955561), (8554, 2533338), (10998, 1970374), (11844, 1829633), (12831, 1688892), (17108, 1266669), (21996, 985187), (25662, 844446), (38493, 562964), (51324, 422223), (76986, 281482), (140741, 153972)]