21515673597

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{503}}^1\times {\mathrm{41813}}^1$

素因数の和:42361

約数の個数: 32

約数和(自身を含む): 32370057216

約数和(自身を除く): 10854383619

約数列:

[1, 3, 11, 31, 33, 93, 341, 503, 1023, 1509, 5533, 15593, 16599, 41813, 46779, 125439, 171523, 459943, 514569, 1296203, 1379829, 3888609, 14258233, 21031939, 42774699, 63095817, 231351329, 651990109, 694053987, 1955970327, 7171891199, 21515673597]

約数ペア:

[(1, 21515673597), (3, 7171891199), (11, 1955970327), (31, 694053987), (33, 651990109), (93, 231351329), (341, 63095817), (503, 42774699), (1023, 21031939), (1509, 14258233), (5533, 3888609), (15593, 1379829), (16599, 1296203), (41813, 514569), (46779, 459943), (125439, 171523)]