21761726

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{3557}}^1$

素因数の和:3608

約数の個数: 32

約数和(自身を含む): 40988160

約数和(自身を除く): 19226434

約数列:

[1, 2, 7, 14, 19, 23, 38, 46, 133, 161, 266, 322, 437, 874, 3059, 3557, 6118, 7114, 24899, 49798, 67583, 81811, 135166, 163622, 473081, 572677, 946162, 1145354, 1554409, 3108818, 10880863, 21761726]

約数ペア:

[(1, 21761726), (2, 10880863), (7, 3108818), (14, 1554409), (19, 1145354), (23, 946162), (38, 572677), (46, 473081), (133, 163622), (161, 135166), (266, 81811), (322, 67583), (437, 49798), (874, 24899), (3059, 7114), (3557, 6118)]