21863790

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6229}}^1$

素因数の和:6258

約数の個数: 64

約数和(自身を含む): 62798400

約数和(自身を除く): 40934610

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 90, 117, 130, 135, 195, 234, 270, 351, 390, 585, 702, 1170, 1755, 3510, 6229, 12458, 18687, 31145, 37374, 56061, 62290, 80977, 93435, 112122, 161954, 168183, 186870, 242931, 280305, 336366, 404885, 485862, 560610, 728793, 809770, 840915, 1214655, 1457586, 1681830, 2186379, 2429310, 3643965, 4372758, 7287930, 10931895, 21863790]

約数ペア:

[(1, 21863790), (2, 10931895), (3, 7287930), (5, 4372758), (6, 3643965), (9, 2429310), (10, 2186379), (13, 1681830), (15, 1457586), (18, 1214655), (26, 840915), (27, 809770), (30, 728793), (39, 560610), (45, 485862), (54, 404885), (65, 336366), (78, 280305), (90, 242931), (117, 186870), (130, 168183), (135, 161954), (195, 112122), (234, 93435), (270, 80977), (351, 62290), (390, 56061), (585, 37374), (702, 31145), (1170, 18687), (1755, 12458), (3510, 6229)]