21364320

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{947}}^1$

素因数の和:1012

約数の個数: 96

約数和(自身を含む): 68802048

約数和(自身を除く): 47437728

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 47, 48, 60, 80, 94, 96, 120, 141, 160, 188, 235, 240, 282, 376, 470, 480, 564, 705, 752, 940, 947, 1128, 1410, 1504, 1880, 1894, 2256, 2820, 2841, 3760, 3788, 4512, 4735, 5640, 5682, 7520, 7576, 9470, 11280, 11364, 14205, 15152, 18940, 22560, 22728, 28410, 30304, 37880, 44509, 45456, 56820, 75760, 89018, 90912, 113640, 133527, 151520, 178036, 222545, 227280, 267054, 356072, 445090, 454560, 534108, 667635, 712144, 890180, 1068216, 1335270, 1424288, 1780360, 2136432, 2670540, 3560720, 4272864, 5341080, 7121440, 10682160, 21364320]

約数ペア:

[(1, 21364320), (2, 10682160), (3, 7121440), (4, 5341080), (5, 4272864), (6, 3560720), (8, 2670540), (10, 2136432), (12, 1780360), (15, 1424288), (16, 1335270), (20, 1068216), (24, 890180), (30, 712144), (32, 667635), (40, 534108), (47, 454560), (48, 445090), (60, 356072), (80, 267054), (94, 227280), (96, 222545), (120, 178036), (141, 151520), (160, 133527), (188, 113640), (235, 90912), (240, 89018), (282, 75760), (376, 56820), (470, 45456), (480, 44509), (564, 37880), (705, 30304), (752, 28410), (940, 22728), (947, 22560), (1128, 18940), (1410, 15152), (1504, 14205), (1880, 11364), (1894, 11280), (2256, 9470), (2820, 7576), (2841, 7520), (3760, 5682), (3788, 5640), (4512, 4735)]