21943532

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{241}}^1$

素因数の和:378

約数の個数: 48

約数和(自身を含む): 44396352

約数和(自身を除く): 22452820

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 103, 206, 221, 241, 412, 442, 482, 884, 964, 1339, 1751, 2678, 3133, 3502, 4097, 5356, 6266, 7004, 8194, 12532, 16388, 22763, 24823, 45526, 49646, 53261, 91052, 99292, 106522, 213044, 322699, 421991, 645398, 843982, 1290796, 1687964, 5485883, 10971766, 21943532]

約数ペア:

[(1, 21943532), (2, 10971766), (4, 5485883), (13, 1687964), (17, 1290796), (26, 843982), (34, 645398), (52, 421991), (68, 322699), (103, 213044), (206, 106522), (221, 99292), (241, 91052), (412, 53261), (442, 49646), (482, 45526), (884, 24823), (964, 22763), (1339, 16388), (1751, 12532), (2678, 8194), (3133, 7004), (3502, 6266), (4097, 5356)]