21890688

素因数分解:

$2^7\times 3^1\times {\mathrm{109}}^1\times {\mathrm{523}}^1$

素因数の和:649

約数の個数: 64

約数和(自身を含む): 58792800

約数和(自身を除く): 36902112

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 109, 128, 192, 218, 327, 384, 436, 523, 654, 872, 1046, 1308, 1569, 1744, 2092, 2616, 3138, 3488, 4184, 5232, 6276, 6976, 8368, 10464, 12552, 13952, 16736, 20928, 25104, 33472, 41856, 50208, 57007, 66944, 100416, 114014, 171021, 200832, 228028, 342042, 456056, 684084, 912112, 1368168, 1824224, 2736336, 3648448, 5472672, 7296896, 10945344, 21890688]

約数ペア:

[(1, 21890688), (2, 10945344), (3, 7296896), (4, 5472672), (6, 3648448), (8, 2736336), (12, 1824224), (16, 1368168), (24, 912112), (32, 684084), (48, 456056), (64, 342042), (96, 228028), (109, 200832), (128, 171021), (192, 114014), (218, 100416), (327, 66944), (384, 57007), (436, 50208), (523, 41856), (654, 33472), (872, 25104), (1046, 20928), (1308, 16736), (1569, 13952), (1744, 12552), (2092, 10464), (2616, 8368), (3138, 6976), (3488, 6276), (4184, 5232)]