21136704

素因数分解:

$2^6\times 3^1\times {\mathrm{283}}^1\times {\mathrm{389}}^1$

素因数の和:687

約数の個数: 56

約数和(自身を含む): 56266080

約数和(自身を除く): 35129376

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 192, 283, 389, 566, 778, 849, 1132, 1167, 1556, 1698, 2264, 2334, 3112, 3396, 4528, 4668, 6224, 6792, 9056, 9336, 12448, 13584, 18112, 18672, 24896, 27168, 37344, 54336, 74688, 110087, 220174, 330261, 440348, 660522, 880696, 1321044, 1761392, 2642088, 3522784, 5284176, 7045568, 10568352, 21136704]

約数ペア:

[(1, 21136704), (2, 10568352), (3, 7045568), (4, 5284176), (6, 3522784), (8, 2642088), (12, 1761392), (16, 1321044), (24, 880696), (32, 660522), (48, 440348), (64, 330261), (96, 220174), (192, 110087), (283, 74688), (389, 54336), (566, 37344), (778, 27168), (849, 24896), (1132, 18672), (1167, 18112), (1556, 13584), (1698, 12448), (2264, 9336), (2334, 9056), (3112, 6792), (3396, 6224), (4528, 4668)]