21896712

素因数分解:

$2^3\times 3^2\times {\mathrm{179}}^1\times {\mathrm{1699}}^1$

素因数の和:1890

約数の個数: 48

約数和(自身を含む): 59670000

約数和(自身を除く): 37773288

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 179, 358, 537, 716, 1074, 1432, 1611, 1699, 2148, 3222, 3398, 4296, 5097, 6444, 6796, 10194, 12888, 13592, 15291, 20388, 30582, 40776, 61164, 122328, 304121, 608242, 912363, 1216484, 1824726, 2432968, 2737089, 3649452, 5474178, 7298904, 10948356, 21896712]

約数ペア:

[(1, 21896712), (2, 10948356), (3, 7298904), (4, 5474178), (6, 3649452), (8, 2737089), (9, 2432968), (12, 1824726), (18, 1216484), (24, 912363), (36, 608242), (72, 304121), (179, 122328), (358, 61164), (537, 40776), (716, 30582), (1074, 20388), (1432, 15291), (1611, 13592), (1699, 12888), (2148, 10194), (3222, 6796), (3398, 6444), (4296, 5097)]