21870252

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{19597}}^1$

素因数の和:19638

約数の個数: 36

約数和(自身を含む): 57069376

約数和(自身を除く): 35199124

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 186, 279, 372, 558, 1116, 19597, 39194, 58791, 78388, 117582, 176373, 235164, 352746, 607507, 705492, 1215014, 1822521, 2430028, 3645042, 5467563, 7290084, 10935126, 21870252]

約数ペア:

[(1, 21870252), (2, 10935126), (3, 7290084), (4, 5467563), (6, 3645042), (9, 2430028), (12, 1822521), (18, 1215014), (31, 705492), (36, 607507), (62, 352746), (93, 235164), (124, 176373), (186, 117582), (279, 78388), (372, 58791), (558, 39194), (1116, 19597)]