2021988213

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1\times {\mathrm{233}}^1$

素因数の和:435

約数の個数: 96

約数和(自身を含む): 3595497984

約数和(自身を除く): 1573509771

約数列:

[1, 3, 7, 9, 21, 23, 53, 63, 69, 113, 159, 161, 207, 233, 339, 371, 477, 483, 699, 791, 1017, 1113, 1219, 1449, 1631, 2097, 2373, 2599, 3339, 3657, 4893, 5359, 5989, 7119, 7797, 8533, 10971, 12349, 14679, 16077, 17967, 18193, 23391, 25599, 26329, 37047, 37513, 41923, 48231, 53901, 54579, 76797, 78987, 86443, 111141, 112539, 125769, 137747, 163737, 184303, 236961, 259329, 284027, 337617, 377307, 413241, 552909, 605567, 777987, 852081, 964229, 1239723, 1395437, 1658727, 1816701, 1988189, 2556243, 2892687, 4186311, 4238969, 5450103, 5964567, 8678061, 9768059, 12558933, 12716907, 17893701, 29304177, 32095051, 38150721, 87912531, 96285153, 224665357, 288855459, 673996071, 2021988213]

約数ペア:

[(1, 2021988213), (3, 673996071), (7, 288855459), (9, 224665357), (21, 96285153), (23, 87912531), (53, 38150721), (63, 32095051), (69, 29304177), (113, 17893701), (159, 12716907), (161, 12558933), (207, 9768059), (233, 8678061), (339, 5964567), (371, 5450103), (477, 4238969), (483, 4186311), (699, 2892687), (791, 2556243), (1017, 1988189), (1113, 1816701), (1219, 1658727), (1449, 1395437), (1631, 1239723), (2097, 964229), (2373, 852081), (2599, 777987), (3339, 605567), (3657, 552909), (4893, 413241), (5359, 377307), (5989, 337617), (7119, 284027), (7797, 259329), (8533, 236961), (10971, 184303), (12349, 163737), (14679, 137747), (16077, 125769), (17967, 112539), (18193, 111141), (23391, 86443), (25599, 78987), (26329, 76797), (37047, 54579), (37513, 53901), (41923, 48231)]