21472696

素因数分解:

$2^3\times 7^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1$

素因数の和:236

約数の個数: 64

約数和(自身を含む): 47980800

約数和(自身を除く): 26508104

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 59, 67, 97, 118, 134, 194, 236, 268, 388, 413, 469, 472, 536, 679, 776, 826, 938, 1358, 1652, 1876, 2716, 3304, 3752, 3953, 5432, 5723, 6499, 7906, 11446, 12998, 15812, 22892, 25996, 27671, 31624, 40061, 45493, 45784, 51992, 55342, 80122, 90986, 110684, 160244, 181972, 221368, 320488, 363944, 383441, 766882, 1533764, 2684087, 3067528, 5368174, 10736348, 21472696]

約数ペア:

[(1, 21472696), (2, 10736348), (4, 5368174), (7, 3067528), (8, 2684087), (14, 1533764), (28, 766882), (56, 383441), (59, 363944), (67, 320488), (97, 221368), (118, 181972), (134, 160244), (194, 110684), (236, 90986), (268, 80122), (388, 55342), (413, 51992), (469, 45784), (472, 45493), (536, 40061), (679, 31624), (776, 27671), (826, 25996), (938, 22892), (1358, 15812), (1652, 12998), (1876, 11446), (2716, 7906), (3304, 6499), (3752, 5723), (3953, 5432)]