21486344

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{6599}}^1$

素因数の和:6653

約数の個数: 32

約数和(自身を含む): 45144000

約数和(自身を除く): 23657656

約数列:

[1, 2, 4, 8, 11, 22, 37, 44, 74, 88, 148, 296, 407, 814, 1628, 3256, 6599, 13198, 26396, 52792, 72589, 145178, 244163, 290356, 488326, 580712, 976652, 1953304, 2685793, 5371586, 10743172, 21486344]

約数ペア:

[(1, 21486344), (2, 10743172), (4, 5371586), (8, 2685793), (11, 1953304), (22, 976652), (37, 580712), (44, 488326), (74, 290356), (88, 244163), (148, 145178), (296, 72589), (407, 52792), (814, 26396), (1628, 13198), (3256, 6599)]