21882016

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2287}}^1$

素因数の和:2333

約数の個数: 48

約数和(自身を含む): 48432384

約数和(自身を除く): 26550368

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 32, 46, 52, 92, 104, 184, 208, 299, 368, 416, 598, 736, 1196, 2287, 2392, 4574, 4784, 9148, 9568, 18296, 29731, 36592, 52601, 59462, 73184, 105202, 118924, 210404, 237848, 420808, 475696, 683813, 841616, 951392, 1367626, 1683232, 2735252, 5470504, 10941008, 21882016]

約数ペア:

[(1, 21882016), (2, 10941008), (4, 5470504), (8, 2735252), (13, 1683232), (16, 1367626), (23, 951392), (26, 841616), (32, 683813), (46, 475696), (52, 420808), (92, 237848), (104, 210404), (184, 118924), (208, 105202), (299, 73184), (368, 59462), (416, 52601), (598, 36592), (736, 29731), (1196, 18296), (2287, 9568), (2392, 9148), (4574, 4784)]