21903786

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1523}}^1$

素因数の和:1595

約数の個数: 48

約数和(自身を含む): 51352704

約数和(自身を除く): 29448918

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 47, 51, 94, 102, 141, 153, 282, 306, 423, 799, 846, 1523, 1598, 2397, 3046, 4569, 4794, 7191, 9138, 13707, 14382, 25891, 27414, 51782, 71581, 77673, 143162, 155346, 214743, 233019, 429486, 466038, 644229, 1216877, 1288458, 2433754, 3650631, 7301262, 10951893, 21903786]

約数ペア:

[(1, 21903786), (2, 10951893), (3, 7301262), (6, 3650631), (9, 2433754), (17, 1288458), (18, 1216877), (34, 644229), (47, 466038), (51, 429486), (94, 233019), (102, 214743), (141, 155346), (153, 143162), (282, 77673), (306, 71581), (423, 51782), (799, 27414), (846, 25891), (1523, 14382), (1598, 13707), (2397, 9138), (3046, 7191), (4569, 4794)]