21725110

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{277}}^1$

素因数の和:349

約数の個数: 64

約数和(自身を含む): 46116864

約数和(自身を除く): 24391754

約数列:

[1, 2, 5, 10, 11, 22, 23, 31, 46, 55, 62, 110, 115, 155, 230, 253, 277, 310, 341, 506, 554, 682, 713, 1265, 1385, 1426, 1705, 2530, 2770, 3047, 3410, 3565, 6094, 6371, 7130, 7843, 8587, 12742, 15235, 15686, 17174, 30470, 31855, 39215, 42935, 63710, 70081, 78430, 85870, 94457, 140162, 188914, 197501, 350405, 395002, 472285, 700810, 944570, 987505, 1975010, 2172511, 4345022, 10862555, 21725110]

約数ペア:

[(1, 21725110), (2, 10862555), (5, 4345022), (10, 2172511), (11, 1975010), (22, 987505), (23, 944570), (31, 700810), (46, 472285), (55, 395002), (62, 350405), (110, 197501), (115, 188914), (155, 140162), (230, 94457), (253, 85870), (277, 78430), (310, 70081), (341, 63710), (506, 42935), (554, 39215), (682, 31855), (713, 30470), (1265, 17174), (1385, 15686), (1426, 15235), (1705, 12742), (2530, 8587), (2770, 7843), (3047, 7130), (3410, 6371), (3565, 6094)]