21436974

素因数分解:

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

素因数の和:78

約数の個数: 96

約数和(自身を含む): 54021600

約数和(自身を除く): 32584626

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 29, 39, 54, 58, 78, 81, 87, 117, 162, 169, 174, 234, 243, 261, 338, 351, 377, 486, 507, 522, 702, 729, 754, 783, 1014, 1053, 1131, 1458, 1521, 1566, 2106, 2187, 2262, 2349, 3042, 3159, 3393, 4374, 4563, 4698, 4901, 6318, 6786, 7047, 9126, 9477, 9802, 10179, 13689, 14094, 14703, 18954, 20358, 21141, 27378, 28431, 29406, 30537, 41067, 42282, 44109, 56862, 61074, 63423, 82134, 88218, 91611, 123201, 126846, 132327, 183222, 246402, 264654, 274833, 369603, 396981, 549666, 739206, 793962, 824499, 1190943, 1648998, 2381886, 3572829, 7145658, 10718487, 21436974]

約数ペア:

[(1, 21436974), (2, 10718487), (3, 7145658), (6, 3572829), (9, 2381886), (13, 1648998), (18, 1190943), (26, 824499), (27, 793962), (29, 739206), (39, 549666), (54, 396981), (58, 369603), (78, 274833), (81, 264654), (87, 246402), (117, 183222), (162, 132327), (169, 126846), (174, 123201), (234, 91611), (243, 88218), (261, 82134), (338, 63423), (351, 61074), (377, 56862), (486, 44109), (507, 42282), (522, 41067), (702, 30537), (729, 29406), (754, 28431), (783, 27378), (1014, 21141), (1053, 20358), (1131, 18954), (1458, 14703), (1521, 14094), (1566, 13689), (2106, 10179), (2187, 9802), (2262, 9477), (2349, 9126), (3042, 7047), (3159, 6786), (3393, 6318), (4374, 4901), (4563, 4698)]