21563786

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{499}}^1$

素因数の和:590

約数の個数: 32

約数和(自身を含む): 36288000

約数和(自身を除く): 14724214

約数列:

[1, 2, 17, 31, 34, 41, 62, 82, 499, 527, 697, 998, 1054, 1271, 1394, 2542, 8483, 15469, 16966, 20459, 21607, 30938, 40918, 43214, 262973, 347803, 525946, 634229, 695606, 1268458, 10781893, 21563786]

約数ペア:

[(1, 21563786), (2, 10781893), (17, 1268458), (31, 695606), (34, 634229), (41, 525946), (62, 347803), (82, 262973), (499, 43214), (527, 40918), (697, 30938), (998, 21607), (1054, 20459), (1271, 16966), (1394, 15469), (2542, 8483)]