21774090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1801}}^1$

素因数の和:1855

約数の個数: 64

約数和(自身を含む): 58125312

約数和(自身を除く): 36351222

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 31, 39, 62, 65, 78, 93, 130, 155, 186, 195, 310, 390, 403, 465, 806, 930, 1209, 1801, 2015, 2418, 3602, 4030, 5403, 6045, 9005, 10806, 12090, 18010, 23413, 27015, 46826, 54030, 55831, 70239, 111662, 117065, 140478, 167493, 234130, 279155, 334986, 351195, 558310, 702390, 725803, 837465, 1451606, 1674930, 2177409, 3629015, 4354818, 7258030, 10887045, 21774090]

約数ペア:

[(1, 21774090), (2, 10887045), (3, 7258030), (5, 4354818), (6, 3629015), (10, 2177409), (13, 1674930), (15, 1451606), (26, 837465), (30, 725803), (31, 702390), (39, 558310), (62, 351195), (65, 334986), (78, 279155), (93, 234130), (130, 167493), (155, 140478), (186, 117065), (195, 111662), (310, 70239), (390, 55831), (403, 54030), (465, 46826), (806, 27015), (930, 23413), (1209, 18010), (1801, 12090), (2015, 10806), (2418, 9005), (3602, 6045), (4030, 5403)]