21506947440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{8146571}}^1$

素因数の和:8146598

約数の個数: 80

約数和(自身を含む): 72732594816

約数和(自身を除く): 51225647376

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 8146571, 16293142, 24439713, 32586284, 40732855, 48879426, 65172568, 81465710, 89612281, 97758852, 122198565, 130345136, 162931420, 179224562, 195517704, 244397130, 268836843, 325862840, 358449124, 391035408, 448061405, 488794260, 537673686, 651725680, 716898248, 896122810, 977588520, 1075347372, 1344184215, 1433796496, 1792245620, 1955177040, 2150694744, 2688368430, 3584491240, 4301389488, 5376736860, 7168982480, 10753473720, 21506947440]

約数ペア:

[(1, 21506947440), (2, 10753473720), (3, 7168982480), (4, 5376736860), (5, 4301389488), (6, 3584491240), (8, 2688368430), (10, 2150694744), (11, 1955177040), (12, 1792245620), (15, 1433796496), (16, 1344184215), (20, 1075347372), (22, 977588520), (24, 896122810), (30, 716898248), (33, 651725680), (40, 537673686), (44, 488794260), (48, 448061405), (55, 391035408), (60, 358449124), (66, 325862840), (80, 268836843), (88, 244397130), (110, 195517704), (120, 179224562), (132, 162931420), (165, 130345136), (176, 122198565), (220, 97758852), (240, 89612281), (264, 81465710), (330, 65172568), (440, 48879426), (528, 40732855), (660, 32586284), (880, 24439713), (1320, 16293142), (2640, 8146571)]