21793744

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{6277}}^1$

素因数の和:6323

約数の個数: 40

約数和(自身を含む): 49822208

約数和(自身を除く): 28028464

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 1736, 3472, 6277, 12554, 25108, 43939, 50216, 87878, 100432, 175756, 194587, 351512, 389174, 703024, 778348, 1362109, 1556696, 2724218, 3113392, 5448436, 10896872, 21793744]

約数ペア:

[(1, 21793744), (2, 10896872), (4, 5448436), (7, 3113392), (8, 2724218), (14, 1556696), (16, 1362109), (28, 778348), (31, 703024), (56, 389174), (62, 351512), (112, 194587), (124, 175756), (217, 100432), (248, 87878), (434, 50216), (496, 43939), (868, 25108), (1736, 12554), (3472, 6277)]