21269472

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1021}}^1$

素因数の和:1072

約数の個数: 96

約数和(自身を含む): 65931264

約数和(自身を除く): 44661792

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 32, 42, 48, 56, 62, 84, 93, 96, 112, 124, 168, 186, 217, 224, 248, 336, 372, 434, 496, 651, 672, 744, 868, 992, 1021, 1302, 1488, 1736, 2042, 2604, 2976, 3063, 3472, 4084, 5208, 6126, 6944, 7147, 8168, 10416, 12252, 14294, 16336, 20832, 21441, 24504, 28588, 31651, 32672, 42882, 49008, 57176, 63302, 85764, 94953, 98016, 114352, 126604, 171528, 189906, 221557, 228704, 253208, 343056, 379812, 443114, 506416, 664671, 686112, 759624, 886228, 1012832, 1329342, 1519248, 1772456, 2658684, 3038496, 3544912, 5317368, 7089824, 10634736, 21269472]

約数ペア:

[(1, 21269472), (2, 10634736), (3, 7089824), (4, 5317368), (6, 3544912), (7, 3038496), (8, 2658684), (12, 1772456), (14, 1519248), (16, 1329342), (21, 1012832), (24, 886228), (28, 759624), (31, 686112), (32, 664671), (42, 506416), (48, 443114), (56, 379812), (62, 343056), (84, 253208), (93, 228704), (96, 221557), (112, 189906), (124, 171528), (168, 126604), (186, 114352), (217, 98016), (224, 94953), (248, 85764), (336, 63302), (372, 57176), (434, 49008), (496, 42882), (651, 32672), (672, 31651), (744, 28588), (868, 24504), (992, 21441), (1021, 20832), (1302, 16336), (1488, 14294), (1736, 12252), (2042, 10416), (2604, 8168), (2976, 7147), (3063, 6944), (3472, 6126), (4084, 5208)]