21753632

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{967}}^1$

素因数の和:1033

約数の個数: 48

約数和(自身を含む): 46347840

約数和(自身を除く): 24594208

約数列:

[1, 2, 4, 8, 16, 19, 32, 37, 38, 74, 76, 148, 152, 296, 304, 592, 608, 703, 967, 1184, 1406, 1934, 2812, 3868, 5624, 7736, 11248, 15472, 18373, 22496, 30944, 35779, 36746, 71558, 73492, 143116, 146984, 286232, 293968, 572464, 587936, 679801, 1144928, 1359602, 2719204, 5438408, 10876816, 21753632]

約数ペア:

[(1, 21753632), (2, 10876816), (4, 5438408), (8, 2719204), (16, 1359602), (19, 1144928), (32, 679801), (37, 587936), (38, 572464), (74, 293968), (76, 286232), (148, 146984), (152, 143116), (296, 73492), (304, 71558), (592, 36746), (608, 35779), (703, 30944), (967, 22496), (1184, 18373), (1406, 15472), (1934, 11248), (2812, 7736), (3868, 5624)]