21897173690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2459}}^1\times {\mathrm{5531}}^1$

素因数の和:8027

約数の個数: 64

約数和(自身を含む): 47031736320

約数和(自身を除く): 25134562630

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 2459, 4918, 5531, 11062, 12295, 17213, 24590, 27655, 34426, 38717, 55310, 56557, 77434, 86065, 113114, 127213, 172130, 193585, 254426, 282785, 387170, 395899, 565570, 636065, 791798, 890491, 1272130, 1780982, 1979495, 3958990, 4452455, 8904910, 13600729, 27201458, 68003645, 95205103, 136007290, 190410206, 312816767, 476025515, 625633534, 952051030, 1564083835, 2189717369, 3128167670, 4379434738, 10948586845, 21897173690]

約数ペア:

[(1, 21897173690), (2, 10948586845), (5, 4379434738), (7, 3128167670), (10, 2189717369), (14, 1564083835), (23, 952051030), (35, 625633534), (46, 476025515), (70, 312816767), (115, 190410206), (161, 136007290), (230, 95205103), (322, 68003645), (805, 27201458), (1610, 13600729), (2459, 8904910), (4918, 4452455), (5531, 3958990), (11062, 1979495), (12295, 1780982), (17213, 1272130), (24590, 890491), (27655, 791798), (34426, 636065), (38717, 565570), (55310, 395899), (56557, 387170), (77434, 282785), (86065, 254426), (113114, 193585), (127213, 172130)]