21160152

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:122

約数の個数: 144

約数和(自身を含む): 65089440

約数和(自身を除く): 43929288

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 37, 39, 47, 52, 72, 74, 78, 94, 104, 111, 117, 141, 148, 156, 169, 188, 222, 234, 282, 296, 312, 333, 338, 376, 423, 444, 468, 481, 507, 564, 611, 666, 676, 846, 888, 936, 962, 1014, 1128, 1222, 1332, 1352, 1443, 1521, 1692, 1739, 1833, 1924, 2028, 2444, 2664, 2886, 3042, 3384, 3478, 3666, 3848, 4056, 4329, 4888, 5217, 5499, 5772, 6084, 6253, 6956, 7332, 7943, 8658, 10434, 10998, 11544, 12168, 12506, 13912, 14664, 15651, 15886, 17316, 18759, 20868, 21996, 22607, 23829, 25012, 31302, 31772, 34632, 37518, 41736, 43992, 45214, 47658, 50024, 56277, 62604, 63544, 67821, 71487, 75036, 90428, 95316, 112554, 125208, 135642, 142974, 150072, 180856, 190632, 203463, 225108, 271284, 285948, 293891, 406926, 450216, 542568, 571896, 587782, 813852, 881673, 1175564, 1627704, 1763346, 2351128, 2645019, 3526692, 5290038, 7053384, 10580076, 21160152]

約数ペア:

[(1, 21160152), (2, 10580076), (3, 7053384), (4, 5290038), (6, 3526692), (8, 2645019), (9, 2351128), (12, 1763346), (13, 1627704), (18, 1175564), (24, 881673), (26, 813852), (36, 587782), (37, 571896), (39, 542568), (47, 450216), (52, 406926), (72, 293891), (74, 285948), (78, 271284), (94, 225108), (104, 203463), (111, 190632), (117, 180856), (141, 150072), (148, 142974), (156, 135642), (169, 125208), (188, 112554), (222, 95316), (234, 90428), (282, 75036), (296, 71487), (312, 67821), (333, 63544), (338, 62604), (376, 56277), (423, 50024), (444, 47658), (468, 45214), (481, 43992), (507, 41736), (564, 37518), (611, 34632), (666, 31772), (676, 31302), (846, 25012), (888, 23829), (936, 22607), (962, 21996), (1014, 20868), (1128, 18759), (1222, 17316), (1332, 15886), (1352, 15651), (1443, 14664), (1521, 13912), (1692, 12506), (1739, 12168), (1833, 11544), (1924, 10998), (2028, 10434), (2444, 8658), (2664, 7943), (2886, 7332), (3042, 6956), (3384, 6253), (3478, 6084), (3666, 5772), (3848, 5499), (4056, 5217), (4329, 4888)]