21303324

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:158

約数の個数: 144

約数和(自身を含む): 66533376

約数和(自身を除く): 45230052

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 31, 36, 42, 54, 62, 63, 81, 84, 93, 101, 108, 124, 126, 162, 186, 189, 202, 217, 243, 252, 279, 303, 324, 372, 378, 404, 434, 486, 558, 567, 606, 651, 707, 756, 837, 868, 909, 972, 1116, 1134, 1212, 1302, 1414, 1674, 1701, 1818, 1953, 2121, 2268, 2511, 2604, 2727, 2828, 3131, 3348, 3402, 3636, 3906, 4242, 5022, 5454, 5859, 6262, 6363, 6804, 7533, 7812, 8181, 8484, 9393, 10044, 10908, 11718, 12524, 12726, 15066, 16362, 17577, 18786, 19089, 21917, 23436, 24543, 25452, 28179, 30132, 32724, 35154, 37572, 38178, 43834, 49086, 52731, 56358, 57267, 65751, 70308, 76356, 84537, 87668, 98172, 105462, 112716, 114534, 131502, 169074, 171801, 197253, 210924, 229068, 253611, 263004, 338148, 343602, 394506, 507222, 591759, 687204, 760833, 789012, 1014444, 1183518, 1521666, 1775277, 2367036, 3043332, 3550554, 5325831, 7101108, 10651662, 21303324]

約数ペア:

[(1, 21303324), (2, 10651662), (3, 7101108), (4, 5325831), (6, 3550554), (7, 3043332), (9, 2367036), (12, 1775277), (14, 1521666), (18, 1183518), (21, 1014444), (27, 789012), (28, 760833), (31, 687204), (36, 591759), (42, 507222), (54, 394506), (62, 343602), (63, 338148), (81, 263004), (84, 253611), (93, 229068), (101, 210924), (108, 197253), (124, 171801), (126, 169074), (162, 131502), (186, 114534), (189, 112716), (202, 105462), (217, 98172), (243, 87668), (252, 84537), (279, 76356), (303, 70308), (324, 65751), (372, 57267), (378, 56358), (404, 52731), (434, 49086), (486, 43834), (558, 38178), (567, 37572), (606, 35154), (651, 32724), (707, 30132), (756, 28179), (837, 25452), (868, 24543), (909, 23436), (972, 21917), (1116, 19089), (1134, 18786), (1212, 17577), (1302, 16362), (1414, 15066), (1674, 12726), (1701, 12524), (1818, 11718), (1953, 10908), (2121, 10044), (2268, 9393), (2511, 8484), (2604, 8181), (2727, 7812), (2828, 7533), (3131, 6804), (3348, 6363), (3402, 6262), (3636, 5859), (3906, 5454), (4242, 5022)]