21782664

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{15923}}^1$

素因数の和:15954

約数の個数: 48

約数和(自身を含む): 62103600

約数和(自身を除く): 40320936

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 456, 684, 1368, 15923, 31846, 47769, 63692, 95538, 127384, 143307, 191076, 286614, 302537, 382152, 573228, 605074, 907611, 1146456, 1210148, 1815222, 2420296, 2722833, 3630444, 5445666, 7260888, 10891332, 21782664]

約数ペア:

[(1, 21782664), (2, 10891332), (3, 7260888), (4, 5445666), (6, 3630444), (8, 2722833), (9, 2420296), (12, 1815222), (18, 1210148), (19, 1146456), (24, 907611), (36, 605074), (38, 573228), (57, 382152), (72, 302537), (76, 286614), (114, 191076), (152, 143307), (171, 127384), (228, 95538), (342, 63692), (456, 47769), (684, 31846), (1368, 15923)]