21360696

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{2399}}^1$

素因数の和:2468

約数の個数: 64

約数和(自身を含む): 62208000

約数和(自身を除く): 40847304

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 53, 56, 84, 106, 159, 168, 212, 318, 371, 424, 636, 742, 1113, 1272, 1484, 2226, 2399, 2968, 4452, 4798, 7197, 8904, 9596, 14394, 16793, 19192, 28788, 33586, 50379, 57576, 67172, 100758, 127147, 134344, 201516, 254294, 381441, 403032, 508588, 762882, 890029, 1017176, 1525764, 1780058, 2670087, 3051528, 3560116, 5340174, 7120232, 10680348, 21360696]

約数ペア:

[(1, 21360696), (2, 10680348), (3, 7120232), (4, 5340174), (6, 3560116), (7, 3051528), (8, 2670087), (12, 1780058), (14, 1525764), (21, 1017176), (24, 890029), (28, 762882), (42, 508588), (53, 403032), (56, 381441), (84, 254294), (106, 201516), (159, 134344), (168, 127147), (212, 100758), (318, 67172), (371, 57576), (424, 50379), (636, 33586), (742, 28788), (1113, 19192), (1272, 16793), (1484, 14394), (2226, 9596), (2399, 8904), (2968, 7197), (4452, 4798)]