2021621812

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{619}}^1\times {\mathrm{877}}^1$

素因数の和:1533

約数の個数: 72

約数和(自身を含む): 4343992800

約数和(自身を除く): 2322370988

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 133, 196, 266, 532, 619, 877, 931, 1238, 1754, 1862, 2476, 3508, 3724, 4333, 6139, 8666, 11761, 12278, 16663, 17332, 23522, 24556, 30331, 33326, 42973, 47044, 60662, 66652, 82327, 85946, 116641, 121324, 164654, 171892, 233282, 329308, 466564, 542863, 576289, 816487, 1085726, 1152578, 1632974, 2171452, 2305156, 3265948, 3800041, 7600082, 10314397, 15200164, 20628794, 26600287, 41257588, 53200574, 72200779, 106401148, 144401558, 288803116, 505405453, 1010810906, 2021621812]

約数ペア:

[(1, 2021621812), (2, 1010810906), (4, 505405453), (7, 288803116), (14, 144401558), (19, 106401148), (28, 72200779), (38, 53200574), (49, 41257588), (76, 26600287), (98, 20628794), (133, 15200164), (196, 10314397), (266, 7600082), (532, 3800041), (619, 3265948), (877, 2305156), (931, 2171452), (1238, 1632974), (1754, 1152578), (1862, 1085726), (2476, 816487), (3508, 576289), (3724, 542863), (4333, 466564), (6139, 329308), (8666, 233282), (11761, 171892), (12278, 164654), (16663, 121324), (17332, 116641), (23522, 85946), (24556, 82327), (30331, 66652), (33326, 60662), (42973, 47044)]