21709560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{1601}}^1$

素因数の和:1728

約数の個数: 64

約数和(自身を含む): 65746080

約数和(自身を除く): 44036520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 113, 120, 226, 339, 452, 565, 678, 904, 1130, 1356, 1601, 1695, 2260, 2712, 3202, 3390, 4520, 4803, 6404, 6780, 8005, 9606, 12808, 13560, 16010, 19212, 24015, 32020, 38424, 48030, 64040, 96060, 180913, 192120, 361826, 542739, 723652, 904565, 1085478, 1447304, 1809130, 2170956, 2713695, 3618260, 4341912, 5427390, 7236520, 10854780, 21709560]

約数ペア:

[(1, 21709560), (2, 10854780), (3, 7236520), (4, 5427390), (5, 4341912), (6, 3618260), (8, 2713695), (10, 2170956), (12, 1809130), (15, 1447304), (20, 1085478), (24, 904565), (30, 723652), (40, 542739), (60, 361826), (113, 192120), (120, 180913), (226, 96060), (339, 64040), (452, 48030), (565, 38424), (678, 32020), (904, 24015), (1130, 19212), (1356, 16010), (1601, 13560), (1695, 12808), (2260, 9606), (2712, 8005), (3202, 6780), (3390, 6404), (4520, 4803)]