21170058

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{191}}^1$

素因数の和:252

約数の個数: 96

約数和(自身を含む): 55157760

約数和(自身を除く): 33987702

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 29, 39, 42, 49, 58, 78, 87, 91, 98, 147, 174, 182, 191, 203, 273, 294, 377, 382, 406, 546, 573, 609, 637, 754, 1131, 1146, 1218, 1274, 1337, 1421, 1911, 2262, 2483, 2639, 2674, 2842, 3822, 4011, 4263, 4966, 5278, 5539, 7449, 7917, 8022, 8526, 9359, 11078, 14898, 15834, 16617, 17381, 18473, 18718, 28077, 33234, 34762, 36946, 38773, 52143, 55419, 56154, 72007, 77546, 104286, 110838, 116319, 121667, 144014, 216021, 232638, 243334, 271411, 365001, 432042, 504049, 542822, 730002, 814233, 1008098, 1512147, 1628466, 3024294, 3528343, 7056686, 10585029, 21170058]

約数ペア:

[(1, 21170058), (2, 10585029), (3, 7056686), (6, 3528343), (7, 3024294), (13, 1628466), (14, 1512147), (21, 1008098), (26, 814233), (29, 730002), (39, 542822), (42, 504049), (49, 432042), (58, 365001), (78, 271411), (87, 243334), (91, 232638), (98, 216021), (147, 144014), (174, 121667), (182, 116319), (191, 110838), (203, 104286), (273, 77546), (294, 72007), (377, 56154), (382, 55419), (406, 52143), (546, 38773), (573, 36946), (609, 34762), (637, 33234), (754, 28077), (1131, 18718), (1146, 18473), (1218, 17381), (1274, 16617), (1337, 15834), (1421, 14898), (1911, 11078), (2262, 9359), (2483, 8526), (2639, 8022), (2674, 7917), (2842, 7449), (3822, 5539), (4011, 5278), (4263, 4966)]