21219632

素因数分解:

$2^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{4621}}^1$

素因数の和:4677

約数の個数: 40

約数和(自身を含む): 48142752

約数和(自身を除く): 26923120

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 41, 56, 82, 112, 164, 287, 328, 574, 656, 1148, 2296, 4592, 4621, 9242, 18484, 32347, 36968, 64694, 73936, 129388, 189461, 258776, 378922, 517552, 757844, 1326227, 1515688, 2652454, 3031376, 5304908, 10609816, 21219632]

約数ペア:

[(1, 21219632), (2, 10609816), (4, 5304908), (7, 3031376), (8, 2652454), (14, 1515688), (16, 1326227), (28, 757844), (41, 517552), (56, 378922), (82, 258776), (112, 189461), (164, 129388), (287, 73936), (328, 64694), (574, 36968), (656, 32347), (1148, 18484), (2296, 9242), (4592, 4621)]