21462448

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2699}}^1$

素因数の和:2785

約数の個数: 40

約数和(自身を含む): 48211200

約数和(自身を除く): 26748752

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 112, 142, 284, 497, 568, 994, 1136, 1988, 2699, 3976, 5398, 7952, 10796, 18893, 21592, 37786, 43184, 75572, 151144, 191629, 302288, 383258, 766516, 1341403, 1533032, 2682806, 3066064, 5365612, 10731224, 21462448]

約数ペア:

[(1, 21462448), (2, 10731224), (4, 5365612), (7, 3066064), (8, 2682806), (14, 1533032), (16, 1341403), (28, 766516), (56, 383258), (71, 302288), (112, 191629), (142, 151144), (284, 75572), (497, 43184), (568, 37786), (994, 21592), (1136, 18893), (1988, 10796), (2699, 7952), (3976, 5398)]