21892773

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{14281}}^1$

素因数の和:14364

約数の個数: 16

約数和(自身を含む): 33819776

約数和(自身を除く): 11927003

約数列:

[1, 3, 7, 21, 73, 219, 511, 1533, 14281, 42843, 99967, 299901, 1042513, 3127539, 7297591, 21892773]

約数ペア:

[(1, 21892773), (3, 7297591), (7, 3127539), (21, 1042513), (73, 299901), (219, 99967), (511, 42843), (1533, 14281)]