21957632

素因数分解:

$2^{10}\times {\mathrm{41}}^1\times {\mathrm{523}}^1$

素因数の和:584

約数の個数: 44

約数和(自身を含む): 45050376

約数和(自身を除く): 23092744

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 128, 164, 256, 328, 512, 523, 656, 1024, 1046, 1312, 2092, 2624, 4184, 5248, 8368, 10496, 16736, 20992, 21443, 33472, 41984, 42886, 66944, 85772, 133888, 171544, 267776, 343088, 535552, 686176, 1372352, 2744704, 5489408, 10978816, 21957632]

約数ペア:

[(1, 21957632), (2, 10978816), (4, 5489408), (8, 2744704), (16, 1372352), (32, 686176), (41, 535552), (64, 343088), (82, 267776), (128, 171544), (164, 133888), (256, 85772), (328, 66944), (512, 42886), (523, 41984), (656, 33472), (1024, 21443), (1046, 20992), (1312, 16736), (2092, 10496), (2624, 8368), (4184, 5248)]