21875370

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{439}}^1$

素因数の和:611

約数の個数: 64

約数和(自身を含む): 57784320

約数和(自身を除く): 35908950

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 151, 165, 302, 330, 439, 453, 755, 878, 906, 1317, 1510, 1661, 2195, 2265, 2634, 3322, 4390, 4530, 4829, 4983, 6585, 8305, 9658, 9966, 13170, 14487, 16610, 24145, 24915, 28974, 48290, 49830, 66289, 72435, 132578, 144870, 198867, 331445, 397734, 662890, 729179, 994335, 1458358, 1988670, 2187537, 3645895, 4375074, 7291790, 10937685, 21875370]

約数ペア:

[(1, 21875370), (2, 10937685), (3, 7291790), (5, 4375074), (6, 3645895), (10, 2187537), (11, 1988670), (15, 1458358), (22, 994335), (30, 729179), (33, 662890), (55, 397734), (66, 331445), (110, 198867), (151, 144870), (165, 132578), (302, 72435), (330, 66289), (439, 49830), (453, 48290), (755, 28974), (878, 24915), (906, 24145), (1317, 16610), (1510, 14487), (1661, 13170), (2195, 9966), (2265, 9658), (2634, 8305), (3322, 6585), (4390, 4983), (4530, 4829)]