21661170

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31393}}^1$

素因数の和:31426

約数の個数: 32

約数和(自身を含む): 54248832

約数和(自身を除く): 32587662

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 31393, 62786, 94179, 156965, 188358, 313930, 470895, 722039, 941790, 1444078, 2166117, 3610195, 4332234, 7220390, 10830585, 21661170]

約数ペア:

[(1, 21661170), (2, 10830585), (3, 7220390), (5, 4332234), (6, 3610195), (10, 2166117), (15, 1444078), (23, 941790), (30, 722039), (46, 470895), (69, 313930), (115, 188358), (138, 156965), (230, 94179), (345, 62786), (690, 31393)]