21500512

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{3593}}^1$

素因数の和:3631

約数の個数: 48

約数和(自身を含む): 48907152

約数和(自身を除く): 27406640

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 32, 34, 44, 68, 88, 136, 176, 187, 272, 352, 374, 544, 748, 1496, 2992, 3593, 5984, 7186, 14372, 28744, 39523, 57488, 61081, 79046, 114976, 122162, 158092, 244324, 316184, 488648, 632368, 671891, 977296, 1264736, 1343782, 1954592, 2687564, 5375128, 10750256, 21500512]

約数ペア:

[(1, 21500512), (2, 10750256), (4, 5375128), (8, 2687564), (11, 1954592), (16, 1343782), (17, 1264736), (22, 977296), (32, 671891), (34, 632368), (44, 488648), (68, 316184), (88, 244324), (136, 158092), (176, 122162), (187, 114976), (272, 79046), (352, 61081), (374, 57488), (544, 39523), (748, 28744), (1496, 14372), (2992, 7186), (3593, 5984)]