21368832

素因数分解:

$2^{12}\times 3^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:111

約数の個数: 104

約数和(自身を含む): 59761536

約数和(自身を除く): 38392704

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 37, 47, 48, 64, 74, 94, 96, 111, 128, 141, 148, 188, 192, 222, 256, 282, 296, 376, 384, 444, 512, 564, 592, 752, 768, 888, 1024, 1128, 1184, 1504, 1536, 1739, 1776, 2048, 2256, 2368, 3008, 3072, 3478, 3552, 4096, 4512, 4736, 5217, 6016, 6144, 6956, 7104, 9024, 9472, 10434, 12032, 12288, 13912, 14208, 18048, 18944, 20868, 24064, 27824, 28416, 36096, 37888, 41736, 48128, 55648, 56832, 72192, 75776, 83472, 96256, 111296, 113664, 144384, 151552, 166944, 192512, 222592, 227328, 288768, 333888, 445184, 454656, 577536, 667776, 890368, 1335552, 1780736, 2671104, 3561472, 5342208, 7122944, 10684416, 21368832]

約数ペア:

[(1, 21368832), (2, 10684416), (3, 7122944), (4, 5342208), (6, 3561472), (8, 2671104), (12, 1780736), (16, 1335552), (24, 890368), (32, 667776), (37, 577536), (47, 454656), (48, 445184), (64, 333888), (74, 288768), (94, 227328), (96, 222592), (111, 192512), (128, 166944), (141, 151552), (148, 144384), (188, 113664), (192, 111296), (222, 96256), (256, 83472), (282, 75776), (296, 72192), (376, 56832), (384, 55648), (444, 48128), (512, 41736), (564, 37888), (592, 36096), (752, 28416), (768, 27824), (888, 24064), (1024, 20868), (1128, 18944), (1184, 18048), (1504, 14208), (1536, 13912), (1739, 12288), (1776, 12032), (2048, 10434), (2256, 9472), (2368, 9024), (3008, 7104), (3072, 6956), (3478, 6144), (3552, 6016), (4096, 5217), (4512, 4736)]