21889143705

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{537091}}^1$

素因数の和:537142

約数の個数: 64

約数和(自身を含む): 43311098880

約数和(自身を除く): 21421955175

約数列:

[1, 3, 5, 11, 13, 15, 19, 33, 39, 55, 57, 65, 95, 143, 165, 195, 209, 247, 285, 429, 627, 715, 741, 1045, 1235, 2145, 2717, 3135, 3705, 8151, 13585, 40755, 537091, 1611273, 2685455, 5908001, 6982183, 8056365, 10204729, 17724003, 20946549, 29540005, 30614187, 34910915, 51023645, 76804013, 88620015, 104732745, 112252019, 132661477, 153070935, 230412039, 336756057, 384020065, 397984431, 561260095, 663307385, 1152060195, 1459276247, 1683780285, 1989922155, 4377828741, 7296381235, 21889143705]

約数ペア:

[(1, 21889143705), (3, 7296381235), (5, 4377828741), (11, 1989922155), (13, 1683780285), (15, 1459276247), (19, 1152060195), (33, 663307385), (39, 561260095), (55, 397984431), (57, 384020065), (65, 336756057), (95, 230412039), (143, 153070935), (165, 132661477), (195, 112252019), (209, 104732745), (247, 88620015), (285, 76804013), (429, 51023645), (627, 34910915), (715, 30614187), (741, 29540005), (1045, 20946549), (1235, 17724003), (2145, 10204729), (2717, 8056365), (3135, 6982183), (3705, 5908001), (8151, 2685455), (13585, 1611273), (40755, 537091)]