21221163088

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{3583}}^1\times {\mathrm{11941}}^1$

素因数の和:15563

約数の個数: 40

約数和(自身を含む): 42457726976

約数和(自身を除く): 21236563888

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 3583, 7166, 11941, 14332, 23882, 28664, 47764, 57328, 95528, 111073, 191056, 222146, 370171, 444292, 740342, 888584, 1480684, 1777168, 2961368, 5922736, 42784603, 85569206, 171138412, 342276824, 684553648, 1326322693, 2652645386, 5305290772, 10610581544, 21221163088]

約数ペア:

[(1, 21221163088), (2, 10610581544), (4, 5305290772), (8, 2652645386), (16, 1326322693), (31, 684553648), (62, 342276824), (124, 171138412), (248, 85569206), (496, 42784603), (3583, 5922736), (7166, 2961368), (11941, 1777168), (14332, 1480684), (23882, 888584), (28664, 740342), (47764, 444292), (57328, 370171), (95528, 222146), (111073, 191056)]