21529512

素因数分解:

$2^3\times 3^2\times {\mathrm{67}}^1\times {\mathrm{4463}}^1$

素因数の和:4542

約数の個数: 48

約数和(自身を含む): 59192640

約数和(自身を除く): 37663128

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 67, 72, 134, 201, 268, 402, 536, 603, 804, 1206, 1608, 2412, 4463, 4824, 8926, 13389, 17852, 26778, 35704, 40167, 53556, 80334, 107112, 160668, 299021, 321336, 598042, 897063, 1196084, 1794126, 2392168, 2691189, 3588252, 5382378, 7176504, 10764756, 21529512]

約数ペア:

[(1, 21529512), (2, 10764756), (3, 7176504), (4, 5382378), (6, 3588252), (8, 2691189), (9, 2392168), (12, 1794126), (18, 1196084), (24, 897063), (36, 598042), (67, 321336), (72, 299021), (134, 160668), (201, 107112), (268, 80334), (402, 53556), (536, 40167), (603, 35704), (804, 26778), (1206, 17852), (1608, 13389), (2412, 8926), (4463, 4824)]