21103698304

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{12682511}}^1$

素因数の和:12682538

約数の個数: 32

約数和(自身を含む): 45276567840

約数和(自身を除く): 24172869536

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 12682511, 25365022, 50730044, 101460088, 164872643, 202920176, 329745286, 405840352, 659490572, 811680704, 1318981144, 1623361408, 2637962288, 5275924576, 10551849152, 21103698304]

約数ペア:

[(1, 21103698304), (2, 10551849152), (4, 5275924576), (8, 2637962288), (13, 1623361408), (16, 1318981144), (26, 811680704), (32, 659490572), (52, 405840352), (64, 329745286), (104, 202920176), (128, 164872643), (208, 101460088), (416, 50730044), (832, 25365022), (1664, 12682511)]