21535184

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{3307}}^1$

素因数の和:3363

約数の個数: 40

約数和(自身を含む): 46761888

約数和(自身を除く): 25226704

約数列:

[1, 2, 4, 8, 11, 16, 22, 37, 44, 74, 88, 148, 176, 296, 407, 592, 814, 1628, 3256, 3307, 6512, 6614, 13228, 26456, 36377, 52912, 72754, 122359, 145508, 244718, 291016, 489436, 582032, 978872, 1345949, 1957744, 2691898, 5383796, 10767592, 21535184]

約数ペア:

[(1, 21535184), (2, 10767592), (4, 5383796), (8, 2691898), (11, 1957744), (16, 1345949), (22, 978872), (37, 582032), (44, 489436), (74, 291016), (88, 244718), (148, 145508), (176, 122359), (296, 72754), (407, 52912), (592, 36377), (814, 26456), (1628, 13228), (3256, 6614), (3307, 6512)]