21428970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{24631}}^1$

素因数の和:24670

約数の個数: 32

約数和(自身を含む): 53205120

約数和(自身を除く): 31776150

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 145, 174, 290, 435, 870, 24631, 49262, 73893, 123155, 147786, 246310, 369465, 714299, 738930, 1428598, 2142897, 3571495, 4285794, 7142990, 10714485, 21428970]

約数ペア:

[(1, 21428970), (2, 10714485), (3, 7142990), (5, 4285794), (6, 3571495), (10, 2142897), (15, 1428598), (29, 738930), (30, 714299), (58, 369465), (87, 246310), (145, 147786), (174, 123155), (290, 73893), (435, 49262), (870, 24631)]