21535569614

素因数分解:

$2^1\times {\mathrm{13}}^3\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{4273}}^1$

素因数の和:4382

約数の個数: 64

約数和(自身を含む): 37107893760

約数和(自身を除く): 15572324146

約数列:

[1, 2, 13, 26, 31, 37, 62, 74, 169, 338, 403, 481, 806, 962, 1147, 2197, 2294, 4273, 4394, 5239, 6253, 8546, 10478, 12506, 14911, 29822, 55549, 68107, 81289, 111098, 132463, 136214, 158101, 162578, 193843, 264926, 316202, 387686, 722137, 1444274, 1722019, 2055313, 2519959, 3444038, 4110626, 4901131, 5039918, 9387781, 9802262, 18775562, 22386247, 26719069, 44772494, 53438138, 63714703, 127429406, 291021211, 347347897, 582042422, 694695794, 828291139, 1656582278, 10767784807, 21535569614]

約数ペア:

[(1, 21535569614), (2, 10767784807), (13, 1656582278), (26, 828291139), (31, 694695794), (37, 582042422), (62, 347347897), (74, 291021211), (169, 127429406), (338, 63714703), (403, 53438138), (481, 44772494), (806, 26719069), (962, 22386247), (1147, 18775562), (2197, 9802262), (2294, 9387781), (4273, 5039918), (4394, 4901131), (5239, 4110626), (6253, 3444038), (8546, 2519959), (10478, 2055313), (12506, 1722019), (14911, 1444274), (29822, 722137), (55549, 387686), (68107, 316202), (81289, 264926), (111098, 193843), (132463, 162578), (136214, 158101)]