21622304

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:154

約数の個数: 96

約数和(自身を含む): 50621760

約数和(自身を除く): 28999456

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 32, 38, 44, 53, 61, 76, 88, 106, 122, 152, 176, 209, 212, 244, 304, 352, 418, 424, 488, 583, 608, 671, 836, 848, 976, 1007, 1159, 1166, 1342, 1672, 1696, 1952, 2014, 2318, 2332, 2684, 3233, 3344, 4028, 4636, 4664, 5368, 6466, 6688, 8056, 9272, 9328, 10736, 11077, 12749, 12932, 16112, 18544, 18656, 21472, 22154, 25498, 25864, 32224, 35563, 37088, 44308, 50996, 51728, 61427, 71126, 88616, 101992, 103456, 122854, 142252, 177232, 203984, 245708, 284504, 354464, 407968, 491416, 569008, 675697, 982832, 1138016, 1351394, 1965664, 2702788, 5405576, 10811152, 21622304]

約数ペア:

[(1, 21622304), (2, 10811152), (4, 5405576), (8, 2702788), (11, 1965664), (16, 1351394), (19, 1138016), (22, 982832), (32, 675697), (38, 569008), (44, 491416), (53, 407968), (61, 354464), (76, 284504), (88, 245708), (106, 203984), (122, 177232), (152, 142252), (176, 122854), (209, 103456), (212, 101992), (244, 88616), (304, 71126), (352, 61427), (418, 51728), (424, 50996), (488, 44308), (583, 37088), (608, 35563), (671, 32224), (836, 25864), (848, 25498), (976, 22154), (1007, 21472), (1159, 18656), (1166, 18544), (1342, 16112), (1672, 12932), (1696, 12749), (1952, 11077), (2014, 10736), (2318, 9328), (2332, 9272), (2684, 8056), (3233, 6688), (3344, 6466), (4028, 5368), (4636, 4664)]