21994830

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1709}}^1$

素因数の和:1746

約数の個数: 96

約数和(自身を含む): 67223520

約数和(自身を除く): 45228690

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 13, 15, 18, 22, 26, 30, 33, 39, 45, 55, 65, 66, 78, 90, 99, 110, 117, 130, 143, 165, 195, 198, 234, 286, 330, 390, 429, 495, 585, 715, 858, 990, 1170, 1287, 1430, 1709, 2145, 2574, 3418, 4290, 5127, 6435, 8545, 10254, 12870, 15381, 17090, 18799, 22217, 25635, 30762, 37598, 44434, 51270, 56397, 66651, 76905, 93995, 111085, 112794, 133302, 153810, 169191, 187990, 199953, 222170, 244387, 281985, 333255, 338382, 399906, 488774, 563970, 666510, 733161, 845955, 999765, 1221935, 1466322, 1691910, 1999530, 2199483, 2443870, 3665805, 4398966, 7331610, 10997415, 21994830]

約数ペア:

[(1, 21994830), (2, 10997415), (3, 7331610), (5, 4398966), (6, 3665805), (9, 2443870), (10, 2199483), (11, 1999530), (13, 1691910), (15, 1466322), (18, 1221935), (22, 999765), (26, 845955), (30, 733161), (33, 666510), (39, 563970), (45, 488774), (55, 399906), (65, 338382), (66, 333255), (78, 281985), (90, 244387), (99, 222170), (110, 199953), (117, 187990), (130, 169191), (143, 153810), (165, 133302), (195, 112794), (198, 111085), (234, 93995), (286, 76905), (330, 66651), (390, 56397), (429, 51270), (495, 44434), (585, 37598), (715, 30762), (858, 25635), (990, 22217), (1170, 18799), (1287, 17090), (1430, 15381), (1709, 12870), (2145, 10254), (2574, 8545), (3418, 6435), (4290, 5127)]