21706112

素因数分解:

$2^7\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1$

素因数の和:211

約数の個数: 64

約数和(自身を含む): 46193760

約数和(自身を除く): 24487648

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 73, 92, 101, 128, 146, 184, 202, 292, 368, 404, 584, 736, 808, 1168, 1472, 1616, 1679, 2323, 2336, 2944, 3232, 3358, 4646, 4672, 6464, 6716, 7373, 9292, 9344, 12928, 13432, 14746, 18584, 26864, 29492, 37168, 53728, 58984, 74336, 107456, 117968, 148672, 169579, 214912, 235936, 297344, 339158, 471872, 678316, 943744, 1356632, 2713264, 5426528, 10853056, 21706112]

約数ペア:

[(1, 21706112), (2, 10853056), (4, 5426528), (8, 2713264), (16, 1356632), (23, 943744), (32, 678316), (46, 471872), (64, 339158), (73, 297344), (92, 235936), (101, 214912), (128, 169579), (146, 148672), (184, 117968), (202, 107456), (292, 74336), (368, 58984), (404, 53728), (584, 37168), (736, 29492), (808, 26864), (1168, 18584), (1472, 14746), (1616, 13432), (1679, 12928), (2323, 9344), (2336, 9292), (2944, 7373), (3232, 6716), (3358, 6464), (4646, 4672)]