21044070

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1901}}^1$

素因数の和:1958

約数の個数: 64

約数和(自身を含む): 57516480

約数和(自身を除く): 36472410

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 41, 45, 54, 82, 90, 123, 135, 205, 246, 270, 369, 410, 615, 738, 1107, 1230, 1845, 1901, 2214, 3690, 3802, 5535, 5703, 9505, 11070, 11406, 17109, 19010, 28515, 34218, 51327, 57030, 77941, 85545, 102654, 155882, 171090, 233823, 256635, 389705, 467646, 513270, 701469, 779410, 1169115, 1402938, 2104407, 2338230, 3507345, 4208814, 7014690, 10522035, 21044070]

約数ペア:

[(1, 21044070), (2, 10522035), (3, 7014690), (5, 4208814), (6, 3507345), (9, 2338230), (10, 2104407), (15, 1402938), (18, 1169115), (27, 779410), (30, 701469), (41, 513270), (45, 467646), (54, 389705), (82, 256635), (90, 233823), (123, 171090), (135, 155882), (205, 102654), (246, 85545), (270, 77941), (369, 57030), (410, 51327), (615, 34218), (738, 28515), (1107, 19010), (1230, 17109), (1845, 11406), (1901, 11070), (2214, 9505), (3690, 5703), (3802, 5535)]