21272712

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^2\times {\mathrm{3067}}^1$

素因数の和:3110

約数の個数: 48

約数和(自身を含む): 56512560

約数和(自身を除く): 35239848

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 204, 289, 408, 578, 867, 1156, 1734, 2312, 3067, 3468, 6134, 6936, 9201, 12268, 18402, 24536, 36804, 52139, 73608, 104278, 156417, 208556, 312834, 417112, 625668, 886363, 1251336, 1772726, 2659089, 3545452, 5318178, 7090904, 10636356, 21272712]

約数ペア:

[(1, 21272712), (2, 10636356), (3, 7090904), (4, 5318178), (6, 3545452), (8, 2659089), (12, 1772726), (17, 1251336), (24, 886363), (34, 625668), (51, 417112), (68, 312834), (102, 208556), (136, 156417), (204, 104278), (289, 73608), (408, 52139), (578, 36804), (867, 24536), (1156, 18402), (1734, 12268), (2312, 9201), (3067, 6936), (3468, 6134)]