21462523940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{7504379}}^1$

素因数の和:7504412

約数の個数: 48

約数和(自身を含む): 52950905280

約数和(自身を除く): 31488381340

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 7504379, 15008758, 30017516, 37521895, 75043790, 82548169, 97556927, 150087580, 165096338, 195113854, 330192676, 390227708, 412740845, 487784635, 825481690, 975569270, 1073126197, 1650963380, 1951138540, 2146252394, 4292504788, 5365630985, 10731261970, 21462523940]

約数ペア:

[(1, 21462523940), (2, 10731261970), (4, 5365630985), (5, 4292504788), (10, 2146252394), (11, 1951138540), (13, 1650963380), (20, 1073126197), (22, 975569270), (26, 825481690), (44, 487784635), (52, 412740845), (55, 390227708), (65, 330192676), (110, 195113854), (130, 165096338), (143, 150087580), (220, 97556927), (260, 82548169), (286, 75043790), (572, 37521895), (715, 30017516), (1430, 15008758), (2860, 7504379)]