21443490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{238261}}^1$

素因数の和:238274

約数の個数: 24

約数和(自身を含む): 55753308

約数和(自身を除く): 34309818

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 238261, 476522, 714783, 1191305, 1429566, 2144349, 2382610, 3573915, 4288698, 7147830, 10721745, 21443490]

約数ペア:

[(1, 21443490), (2, 10721745), (3, 7147830), (5, 4288698), (6, 3573915), (9, 2382610), (10, 2144349), (15, 1429566), (18, 1191305), (30, 714783), (45, 476522), (90, 238261)]