21160764

素因数分解:

$2^2\times 3^4\times {\mathrm{241}}^1\times {\mathrm{271}}^1$

素因数の和:528

約数の個数: 60

約数和(自身を含む): 55752928

約数和(自身を除く): 34592164

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 241, 271, 324, 482, 542, 723, 813, 964, 1084, 1446, 1626, 2169, 2439, 2892, 3252, 4338, 4878, 6507, 7317, 8676, 9756, 13014, 14634, 19521, 21951, 26028, 29268, 39042, 43902, 65311, 78084, 87804, 130622, 195933, 261244, 391866, 587799, 783732, 1175598, 1763397, 2351196, 3526794, 5290191, 7053588, 10580382, 21160764]

約数ペア:

[(1, 21160764), (2, 10580382), (3, 7053588), (4, 5290191), (6, 3526794), (9, 2351196), (12, 1763397), (18, 1175598), (27, 783732), (36, 587799), (54, 391866), (81, 261244), (108, 195933), (162, 130622), (241, 87804), (271, 78084), (324, 65311), (482, 43902), (542, 39042), (723, 29268), (813, 26028), (964, 21951), (1084, 19521), (1446, 14634), (1626, 13014), (2169, 9756), (2439, 8676), (2892, 7317), (3252, 6507), (4338, 4878)]