21370104

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{389}}^1$

素因数の和:517

約数の個数: 96

約数和(自身を含む): 66924000

約数和(自身を除く): 45553896

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 109, 126, 168, 218, 252, 327, 389, 436, 504, 654, 763, 778, 872, 981, 1167, 1308, 1526, 1556, 1962, 2289, 2334, 2616, 2723, 3052, 3112, 3501, 3924, 4578, 4668, 5446, 6104, 6867, 7002, 7848, 8169, 9156, 9336, 10892, 13734, 14004, 16338, 18312, 21784, 24507, 27468, 28008, 32676, 42401, 49014, 54936, 65352, 84802, 98028, 127203, 169604, 196056, 254406, 296807, 339208, 381609, 508812, 593614, 763218, 890421, 1017624, 1187228, 1526436, 1780842, 2374456, 2671263, 3052872, 3561684, 5342526, 7123368, 10685052, 21370104]

約数ペア:

[(1, 21370104), (2, 10685052), (3, 7123368), (4, 5342526), (6, 3561684), (7, 3052872), (8, 2671263), (9, 2374456), (12, 1780842), (14, 1526436), (18, 1187228), (21, 1017624), (24, 890421), (28, 763218), (36, 593614), (42, 508812), (56, 381609), (63, 339208), (72, 296807), (84, 254406), (109, 196056), (126, 169604), (168, 127203), (218, 98028), (252, 84802), (327, 65352), (389, 54936), (436, 49014), (504, 42401), (654, 32676), (763, 28008), (778, 27468), (872, 24507), (981, 21784), (1167, 18312), (1308, 16338), (1526, 14004), (1556, 13734), (1962, 10892), (2289, 9336), (2334, 9156), (2616, 8169), (2723, 7848), (3052, 7002), (3112, 6867), (3501, 6104), (3924, 5446), (4578, 4668)]