21621522

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{21323}}^1$

素因数の和:21354

約数の個数: 24

約数和(自身を含む): 46827504

約数和(自身を除く): 25205982

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 169, 338, 507, 1014, 21323, 42646, 63969, 127938, 277199, 554398, 831597, 1663194, 3603587, 7207174, 10810761, 21621522]

約数ペア:

[(1, 21621522), (2, 10810761), (3, 7207174), (6, 3603587), (13, 1663194), (26, 831597), (39, 554398), (78, 277199), (169, 127938), (338, 63969), (507, 42646), (1014, 21323)]