21752452

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{607}}^1$

素因数の和:676

約数の個数: 36

約数和(自身を含む): 41810944

約数和(自身を除く): 20058492

約数列:

[1, 2, 4, 17, 31, 34, 62, 68, 124, 289, 527, 578, 607, 1054, 1156, 1214, 2108, 2428, 8959, 10319, 17918, 18817, 20638, 35836, 37634, 41276, 75268, 175423, 319889, 350846, 639778, 701692, 1279556, 5438113, 10876226, 21752452]

約数ペア:

[(1, 21752452), (2, 10876226), (4, 5438113), (17, 1279556), (31, 701692), (34, 639778), (62, 350846), (68, 319889), (124, 175423), (289, 75268), (527, 41276), (578, 37634), (607, 35836), (1054, 20638), (1156, 18817), (1214, 17918), (2108, 10319), (2428, 8959)]