21983584

素因数分解:

$2^5\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{251}}^1$

素因数の和:308

約数の個数: 96

約数和(自身を含む): 54867456

約数和(自身を除く): 32883872

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 23, 28, 32, 34, 46, 56, 68, 92, 112, 119, 136, 161, 184, 224, 238, 251, 272, 322, 368, 391, 476, 502, 544, 644, 736, 782, 952, 1004, 1288, 1564, 1757, 1904, 2008, 2576, 2737, 3128, 3514, 3808, 4016, 4267, 5152, 5474, 5773, 6256, 7028, 8032, 8534, 10948, 11546, 12512, 14056, 17068, 21896, 23092, 28112, 29869, 34136, 40411, 43792, 46184, 56224, 59738, 68272, 80822, 87584, 92368, 98141, 119476, 136544, 161644, 184736, 196282, 238952, 323288, 392564, 477904, 646576, 686987, 785128, 955808, 1293152, 1373974, 1570256, 2747948, 3140512, 5495896, 10991792, 21983584]

約数ペア:

[(1, 21983584), (2, 10991792), (4, 5495896), (7, 3140512), (8, 2747948), (14, 1570256), (16, 1373974), (17, 1293152), (23, 955808), (28, 785128), (32, 686987), (34, 646576), (46, 477904), (56, 392564), (68, 323288), (92, 238952), (112, 196282), (119, 184736), (136, 161644), (161, 136544), (184, 119476), (224, 98141), (238, 92368), (251, 87584), (272, 80822), (322, 68272), (368, 59738), (391, 56224), (476, 46184), (502, 43792), (544, 40411), (644, 34136), (736, 29869), (782, 28112), (952, 23092), (1004, 21896), (1288, 17068), (1564, 14056), (1757, 12512), (1904, 11546), (2008, 10948), (2576, 8534), (2737, 8032), (3128, 7028), (3514, 6256), (3808, 5773), (4016, 5474), (4267, 5152)]