21771036

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4547}}^1$

素因数の和:4583

約数の個数: 72

約数和(自身を含む): 66218880

約数和(自身を除く): 44447844

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 57, 63, 76, 84, 114, 126, 133, 171, 228, 252, 266, 342, 399, 532, 684, 798, 1197, 1596, 2394, 4547, 4788, 9094, 13641, 18188, 27282, 31829, 40923, 54564, 63658, 81846, 86393, 95487, 127316, 163692, 172786, 190974, 259179, 286461, 345572, 381948, 518358, 572922, 604751, 777537, 1036716, 1145844, 1209502, 1555074, 1814253, 2419004, 3110148, 3628506, 5442759, 7257012, 10885518, 21771036]

約数ペア:

[(1, 21771036), (2, 10885518), (3, 7257012), (4, 5442759), (6, 3628506), (7, 3110148), (9, 2419004), (12, 1814253), (14, 1555074), (18, 1209502), (19, 1145844), (21, 1036716), (28, 777537), (36, 604751), (38, 572922), (42, 518358), (57, 381948), (63, 345572), (76, 286461), (84, 259179), (114, 190974), (126, 172786), (133, 163692), (171, 127316), (228, 95487), (252, 86393), (266, 81846), (342, 63658), (399, 54564), (532, 40923), (684, 31829), (798, 27282), (1197, 18188), (1596, 13641), (2394, 9094), (4547, 4788)]