21521100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{3119}}^1$

素因数の和:3159

約数の個数: 72

約数和(自身を含む): 64995840

約数和(自身を除く): 43474740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 25, 30, 46, 50, 60, 69, 75, 92, 100, 115, 138, 150, 230, 276, 300, 345, 460, 575, 690, 1150, 1380, 1725, 2300, 3119, 3450, 6238, 6900, 9357, 12476, 15595, 18714, 31190, 37428, 46785, 62380, 71737, 77975, 93570, 143474, 155950, 187140, 215211, 233925, 286948, 311900, 358685, 430422, 467850, 717370, 860844, 935700, 1076055, 1434740, 1793425, 2152110, 3586850, 4304220, 5380275, 7173700, 10760550, 21521100]

約数ペア:

[(1, 21521100), (2, 10760550), (3, 7173700), (4, 5380275), (5, 4304220), (6, 3586850), (10, 2152110), (12, 1793425), (15, 1434740), (20, 1076055), (23, 935700), (25, 860844), (30, 717370), (46, 467850), (50, 430422), (60, 358685), (69, 311900), (75, 286948), (92, 233925), (100, 215211), (115, 187140), (138, 155950), (150, 143474), (230, 93570), (276, 77975), (300, 71737), (345, 62380), (460, 46785), (575, 37428), (690, 31190), (1150, 18714), (1380, 15595), (1725, 12476), (2300, 9357), (3119, 6900), (3450, 6238)]