21877506

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1867}}^1$

素因数の和:1916

約数の個数: 64

約数和(自身を含む): 57384960

約数和(自身を除く): 35507454

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 31, 42, 54, 62, 63, 93, 126, 186, 189, 217, 279, 378, 434, 558, 651, 837, 1302, 1674, 1867, 1953, 3734, 3906, 5601, 5859, 11202, 11718, 13069, 16803, 26138, 33606, 39207, 50409, 57877, 78414, 100818, 115754, 117621, 173631, 235242, 347262, 352863, 405139, 520893, 705726, 810278, 1041786, 1215417, 1562679, 2430834, 3125358, 3646251, 7292502, 10938753, 21877506]

約数ペア:

[(1, 21877506), (2, 10938753), (3, 7292502), (6, 3646251), (7, 3125358), (9, 2430834), (14, 1562679), (18, 1215417), (21, 1041786), (27, 810278), (31, 705726), (42, 520893), (54, 405139), (62, 352863), (63, 347262), (93, 235242), (126, 173631), (186, 117621), (189, 115754), (217, 100818), (279, 78414), (378, 57877), (434, 50409), (558, 39207), (651, 33606), (837, 26138), (1302, 16803), (1674, 13069), (1867, 11718), (1953, 11202), (3734, 5859), (3906, 5601)]