21100956

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{433}}^1$

素因数の和:602

約数の個数: 48

約数和(自身を含む): 51330048

約数和(自身を除く): 30229092

約数列:

[1, 2, 3, 4, 6, 12, 31, 62, 93, 124, 131, 186, 262, 372, 393, 433, 524, 786, 866, 1299, 1572, 1732, 2598, 4061, 5196, 8122, 12183, 13423, 16244, 24366, 26846, 40269, 48732, 53692, 56723, 80538, 113446, 161076, 170169, 226892, 340338, 680676, 1758413, 3516826, 5275239, 7033652, 10550478, 21100956]

約数ペア:

[(1, 21100956), (2, 10550478), (3, 7033652), (4, 5275239), (6, 3516826), (12, 1758413), (31, 680676), (62, 340338), (93, 226892), (124, 170169), (131, 161076), (186, 113446), (262, 80538), (372, 56723), (393, 53692), (433, 48732), (524, 40269), (786, 26846), (866, 24366), (1299, 16244), (1572, 13423), (1732, 12183), (2598, 8122), (4061, 5196)]