21124584

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{7523}}^1$

素因数の和:7551

約数の個数: 64

約数和(自身を含む): 63201600

約数和(自身を除く): 42077016

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 104, 108, 117, 156, 216, 234, 312, 351, 468, 702, 936, 1404, 2808, 7523, 15046, 22569, 30092, 45138, 60184, 67707, 90276, 97799, 135414, 180552, 195598, 203121, 270828, 293397, 391196, 406242, 541656, 586794, 782392, 812484, 880191, 1173588, 1624968, 1760382, 2347176, 2640573, 3520764, 5281146, 7041528, 10562292, 21124584]

約数ペア:

[(1, 21124584), (2, 10562292), (3, 7041528), (4, 5281146), (6, 3520764), (8, 2640573), (9, 2347176), (12, 1760382), (13, 1624968), (18, 1173588), (24, 880191), (26, 812484), (27, 782392), (36, 586794), (39, 541656), (52, 406242), (54, 391196), (72, 293397), (78, 270828), (104, 203121), (108, 195598), (117, 180552), (156, 135414), (216, 97799), (234, 90276), (312, 67707), (351, 60184), (468, 45138), (702, 30092), (936, 22569), (1404, 15046), (2808, 7523)]