21313890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{18217}}^1$

素因数の和:18243

約数の個数: 48

約数和(自身を含む): 59682168

約数和(自身を除く): 38368278

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 18217, 36434, 54651, 91085, 109302, 163953, 182170, 236821, 273255, 327906, 473642, 546510, 710463, 819765, 1184105, 1420926, 1639530, 2131389, 2368210, 3552315, 4262778, 7104630, 10656945, 21313890]

約数ペア:

[(1, 21313890), (2, 10656945), (3, 7104630), (5, 4262778), (6, 3552315), (9, 2368210), (10, 2131389), (13, 1639530), (15, 1420926), (18, 1184105), (26, 819765), (30, 710463), (39, 546510), (45, 473642), (65, 327906), (78, 273255), (90, 236821), (117, 182170), (130, 163953), (195, 109302), (234, 91085), (390, 54651), (585, 36434), (1170, 18217)]