21535512

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{569}}^1$

素因数の和:680

約数の個数: 64

約数和(自身を含む): 57456000

約数和(自身を除く): 35920488

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 83, 114, 152, 166, 228, 249, 332, 456, 498, 569, 664, 996, 1138, 1577, 1707, 1992, 2276, 3154, 3414, 4552, 4731, 6308, 6828, 9462, 10811, 12616, 13656, 18924, 21622, 32433, 37848, 43244, 47227, 64866, 86488, 94454, 129732, 141681, 188908, 259464, 283362, 377816, 566724, 897313, 1133448, 1794626, 2691939, 3589252, 5383878, 7178504, 10767756, 21535512]

約数ペア:

[(1, 21535512), (2, 10767756), (3, 7178504), (4, 5383878), (6, 3589252), (8, 2691939), (12, 1794626), (19, 1133448), (24, 897313), (38, 566724), (57, 377816), (76, 283362), (83, 259464), (114, 188908), (152, 141681), (166, 129732), (228, 94454), (249, 86488), (332, 64866), (456, 47227), (498, 43244), (569, 37848), (664, 32433), (996, 21622), (1138, 18924), (1577, 13656), (1707, 12616), (1992, 10811), (2276, 9462), (3154, 6828), (3414, 6308), (4552, 4731)]