21471870

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{1733}}^1$

素因数の和:1809

約数の個数: 64

約数和(自身を含む): 59927040

約数和(自身を除く): 38455170

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 59, 70, 105, 118, 177, 210, 295, 354, 413, 590, 826, 885, 1239, 1733, 1770, 2065, 2478, 3466, 4130, 5199, 6195, 8665, 10398, 12131, 12390, 17330, 24262, 25995, 36393, 51990, 60655, 72786, 102247, 121310, 181965, 204494, 306741, 363930, 511235, 613482, 715729, 1022470, 1431458, 1533705, 2147187, 3067410, 3578645, 4294374, 7157290, 10735935, 21471870]

約数ペア:

[(1, 21471870), (2, 10735935), (3, 7157290), (5, 4294374), (6, 3578645), (7, 3067410), (10, 2147187), (14, 1533705), (15, 1431458), (21, 1022470), (30, 715729), (35, 613482), (42, 511235), (59, 363930), (70, 306741), (105, 204494), (118, 181965), (177, 121310), (210, 102247), (295, 72786), (354, 60655), (413, 51990), (590, 36393), (826, 25995), (885, 24262), (1239, 17330), (1733, 12390), (1770, 12131), (2065, 10398), (2478, 8665), (3466, 6195), (4130, 5199)]