21051882

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{773}}^1$

素因数の和:887

約数の個数: 48

約数和(自身を含む): 48901320

約数和(自身を除く): 27849438

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 89, 102, 153, 178, 267, 306, 534, 773, 801, 1513, 1546, 1602, 2319, 3026, 4539, 4638, 6957, 9078, 13141, 13617, 13914, 26282, 27234, 39423, 68797, 78846, 118269, 137594, 206391, 236538, 412782, 619173, 1169549, 1238346, 2339098, 3508647, 7017294, 10525941, 21051882]

約数ペア:

[(1, 21051882), (2, 10525941), (3, 7017294), (6, 3508647), (9, 2339098), (17, 1238346), (18, 1169549), (34, 619173), (51, 412782), (89, 236538), (102, 206391), (153, 137594), (178, 118269), (267, 78846), (306, 68797), (534, 39423), (773, 27234), (801, 26282), (1513, 13914), (1546, 13617), (1602, 13141), (2319, 9078), (3026, 6957), (4539, 4638)]