21827910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{577}}^1$

素因数の和:697

約数の個数: 64

約数和(自身を含む): 57097152

約数和(自身を除く): 35269242

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 97, 130, 194, 195, 291, 390, 485, 577, 582, 970, 1154, 1261, 1455, 1731, 2522, 2885, 2910, 3462, 3783, 5770, 6305, 7501, 7566, 8655, 12610, 15002, 17310, 18915, 22503, 37505, 37830, 45006, 55969, 75010, 111938, 112515, 167907, 225030, 279845, 335814, 559690, 727597, 839535, 1455194, 1679070, 2182791, 3637985, 4365582, 7275970, 10913955, 21827910]

約数ペア:

[(1, 21827910), (2, 10913955), (3, 7275970), (5, 4365582), (6, 3637985), (10, 2182791), (13, 1679070), (15, 1455194), (26, 839535), (30, 727597), (39, 559690), (65, 335814), (78, 279845), (97, 225030), (130, 167907), (194, 112515), (195, 111938), (291, 75010), (390, 55969), (485, 45006), (577, 37830), (582, 37505), (970, 22503), (1154, 18915), (1261, 17310), (1455, 15002), (1731, 12610), (2522, 8655), (2885, 7566), (2910, 7501), (3462, 6305), (3783, 5770)]