21234616

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{1069}}^1$

素因数の和:1279

約数の個数: 32

約数和(自身を含む): 43142400

約数和(自身を除く): 21907784

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 191, 382, 764, 1069, 1528, 2138, 2483, 4276, 4966, 8552, 9932, 13897, 19864, 27794, 55588, 111176, 204179, 408358, 816716, 1633432, 2654327, 5308654, 10617308, 21234616]

約数ペア:

[(1, 21234616), (2, 10617308), (4, 5308654), (8, 2654327), (13, 1633432), (26, 816716), (52, 408358), (104, 204179), (191, 111176), (382, 55588), (764, 27794), (1069, 19864), (1528, 13897), (2138, 9932), (2483, 8552), (4276, 4966)]