21550115324

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{653}}^1\times {\mathrm{9239}}^1$

素因数の和:9962

約数の個数: 48

約数和(自身を含む): 40608691200

約数和(自身を除く): 19058575876

約数列:

[1, 2, 4, 19, 38, 47, 76, 94, 188, 653, 893, 1306, 1786, 2612, 3572, 9239, 12407, 18478, 24814, 30691, 36956, 49628, 61382, 122764, 175541, 351082, 434233, 583129, 702164, 868466, 1166258, 1736932, 2332516, 6033067, 8250427, 12066134, 16500854, 24132268, 33001708, 114628273, 229256546, 283554149, 458513092, 567108298, 1134216596, 5387528831, 10775057662, 21550115324]

約数ペア:

[(1, 21550115324), (2, 10775057662), (4, 5387528831), (19, 1134216596), (38, 567108298), (47, 458513092), (76, 283554149), (94, 229256546), (188, 114628273), (653, 33001708), (893, 24132268), (1306, 16500854), (1786, 12066134), (2612, 8250427), (3572, 6033067), (9239, 2332516), (12407, 1736932), (18478, 1166258), (24814, 868466), (30691, 702164), (36956, 583129), (49628, 434233), (61382, 351082), (122764, 175541)]