21536444

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1$

素因数の和:230

約数の個数: 48

約数和(自身を含む): 41368320

約数和(自身を除く): 19831876

約数列:

[1, 2, 4, 29, 31, 53, 58, 62, 106, 113, 116, 124, 212, 226, 452, 899, 1537, 1643, 1798, 3074, 3277, 3286, 3503, 3596, 5989, 6148, 6554, 6572, 7006, 11978, 13108, 14012, 23956, 47647, 95294, 101587, 173681, 185659, 190588, 203174, 347362, 371318, 406348, 694724, 742636, 5384111, 10768222, 21536444]

約数ペア:

[(1, 21536444), (2, 10768222), (4, 5384111), (29, 742636), (31, 694724), (53, 406348), (58, 371318), (62, 347362), (106, 203174), (113, 190588), (116, 185659), (124, 173681), (212, 101587), (226, 95294), (452, 47647), (899, 23956), (1537, 14012), (1643, 13108), (1798, 11978), (3074, 7006), (3277, 6572), (3286, 6554), (3503, 6148), (3596, 5989)]