21972056

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{4663}}^1$

素因数の和:4719

約数の個数: 32

約数和(自身を含む): 44774400

約数和(自身を除く): 22802344

約数列:

[1, 2, 4, 8, 19, 31, 38, 62, 76, 124, 152, 248, 589, 1178, 2356, 4663, 4712, 9326, 18652, 37304, 88597, 144553, 177194, 289106, 354388, 578212, 708776, 1156424, 2746507, 5493014, 10986028, 21972056]

約数ペア:

[(1, 21972056), (2, 10986028), (4, 5493014), (8, 2746507), (19, 1156424), (31, 708776), (38, 578212), (62, 354388), (76, 289106), (124, 177194), (152, 144553), (248, 88597), (589, 37304), (1178, 18652), (2356, 9326), (4663, 4712)]