21793950

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{2549}}^1$

素因数の和:2586

約数の個数: 72

約数和(自身を含む): 61659000

約数和(自身を除く): 39865050

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 25, 30, 38, 45, 50, 57, 75, 90, 95, 114, 150, 171, 190, 225, 285, 342, 450, 475, 570, 855, 950, 1425, 1710, 2549, 2850, 4275, 5098, 7647, 8550, 12745, 15294, 22941, 25490, 38235, 45882, 48431, 63725, 76470, 96862, 114705, 127450, 145293, 191175, 229410, 242155, 290586, 382350, 435879, 484310, 573525, 726465, 871758, 1147050, 1210775, 1452930, 2179395, 2421550, 3632325, 4358790, 7264650, 10896975, 21793950]

約数ペア:

[(1, 21793950), (2, 10896975), (3, 7264650), (5, 4358790), (6, 3632325), (9, 2421550), (10, 2179395), (15, 1452930), (18, 1210775), (19, 1147050), (25, 871758), (30, 726465), (38, 573525), (45, 484310), (50, 435879), (57, 382350), (75, 290586), (90, 242155), (95, 229410), (114, 191175), (150, 145293), (171, 127450), (190, 114705), (225, 96862), (285, 76470), (342, 63725), (450, 48431), (475, 45882), (570, 38235), (855, 25490), (950, 22941), (1425, 15294), (1710, 12745), (2549, 8550), (2850, 7647), (4275, 5098)]