21569772

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{6263}}^1$

素因数の和:6318

約数の個数: 48

約数和(自身を含む): 58931712

約数和(自身を除く): 37361940

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 41, 42, 82, 84, 123, 164, 246, 287, 492, 574, 861, 1148, 1722, 3444, 6263, 12526, 18789, 25052, 37578, 43841, 75156, 87682, 131523, 175364, 256783, 263046, 513566, 526092, 770349, 1027132, 1540698, 1797481, 3081396, 3594962, 5392443, 7189924, 10784886, 21569772]

約数ペア:

[(1, 21569772), (2, 10784886), (3, 7189924), (4, 5392443), (6, 3594962), (7, 3081396), (12, 1797481), (14, 1540698), (21, 1027132), (28, 770349), (41, 526092), (42, 513566), (82, 263046), (84, 256783), (123, 175364), (164, 131523), (246, 87682), (287, 75156), (492, 43841), (574, 37578), (861, 25052), (1148, 18789), (1722, 12526), (3444, 6263)]