21632480

素因数分解:

$2^5\times 5^1\times {\mathrm{53}}^1\times {\mathrm{2551}}^1$

素因数の和:2619

約数の個数: 48

約数和(自身を含む): 52091424

約数和(自身を除く): 30458944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 80, 106, 160, 212, 265, 424, 530, 848, 1060, 1696, 2120, 2551, 4240, 5102, 8480, 10204, 12755, 20408, 25510, 40816, 51020, 81632, 102040, 135203, 204080, 270406, 408160, 540812, 676015, 1081624, 1352030, 2163248, 2704060, 4326496, 5408120, 10816240, 21632480]

約数ペア:

[(1, 21632480), (2, 10816240), (4, 5408120), (5, 4326496), (8, 2704060), (10, 2163248), (16, 1352030), (20, 1081624), (32, 676015), (40, 540812), (53, 408160), (80, 270406), (106, 204080), (160, 135203), (212, 102040), (265, 81632), (424, 51020), (530, 40816), (848, 25510), (1060, 20408), (1696, 12755), (2120, 10204), (2551, 8480), (4240, 5102)]