21413340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9151}}^1$

素因数の和:9179

約数の個数: 72

約数和(自身を含む): 69957888

約数和(自身を除く): 48544548

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 9151, 18302, 27453, 36604, 45755, 54906, 82359, 91510, 109812, 118963, 137265, 164718, 183020, 237926, 274530, 329436, 356889, 411795, 475852, 549060, 594815, 713778, 823590, 1070667, 1189630, 1427556, 1647180, 1784445, 2141334, 2379260, 3568890, 4282668, 5353335, 7137780, 10706670, 21413340]

約数ペア:

[(1, 21413340), (2, 10706670), (3, 7137780), (4, 5353335), (5, 4282668), (6, 3568890), (9, 2379260), (10, 2141334), (12, 1784445), (13, 1647180), (15, 1427556), (18, 1189630), (20, 1070667), (26, 823590), (30, 713778), (36, 594815), (39, 549060), (45, 475852), (52, 411795), (60, 356889), (65, 329436), (78, 274530), (90, 237926), (117, 183020), (130, 164718), (156, 137265), (180, 118963), (195, 109812), (234, 91510), (260, 82359), (390, 54906), (468, 45755), (585, 36604), (780, 27453), (1170, 18302), (2340, 9151)]