21949650

素因数分解:

$2^1\times 3^3\times 5^2\times {\mathrm{71}}^1\times {\mathrm{229}}^1$

素因数の和:321

約数の個数: 96

約数和(自身を含む): 61603200

約数和(自身を除く): 39653550

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 71, 75, 90, 135, 142, 150, 213, 225, 229, 270, 355, 426, 450, 458, 639, 675, 687, 710, 1065, 1145, 1278, 1350, 1374, 1775, 1917, 2061, 2130, 2290, 3195, 3435, 3550, 3834, 4122, 5325, 5725, 6183, 6390, 6870, 9585, 10305, 10650, 11450, 12366, 15975, 16259, 17175, 19170, 20610, 30915, 31950, 32518, 34350, 47925, 48777, 51525, 61830, 81295, 95850, 97554, 103050, 146331, 154575, 162590, 243885, 292662, 309150, 406475, 438993, 487770, 731655, 812950, 877986, 1219425, 1463310, 2194965, 2438850, 3658275, 4389930, 7316550, 10974825, 21949650]

約数ペア:

[(1, 21949650), (2, 10974825), (3, 7316550), (5, 4389930), (6, 3658275), (9, 2438850), (10, 2194965), (15, 1463310), (18, 1219425), (25, 877986), (27, 812950), (30, 731655), (45, 487770), (50, 438993), (54, 406475), (71, 309150), (75, 292662), (90, 243885), (135, 162590), (142, 154575), (150, 146331), (213, 103050), (225, 97554), (229, 95850), (270, 81295), (355, 61830), (426, 51525), (450, 48777), (458, 47925), (639, 34350), (675, 32518), (687, 31950), (710, 30915), (1065, 20610), (1145, 19170), (1278, 17175), (1350, 16259), (1374, 15975), (1775, 12366), (1917, 11450), (2061, 10650), (2130, 10305), (2290, 9585), (3195, 6870), (3435, 6390), (3550, 6183), (3834, 5725), (4122, 5325)]