21214752

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{191}}^1$

素因数の和:306

約数の個数: 96

約数和(自身を含む): 60963840

約数和(自身を除く): 39749088

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 89, 96, 104, 156, 178, 191, 208, 267, 312, 356, 382, 416, 534, 573, 624, 712, 764, 1068, 1146, 1157, 1248, 1424, 1528, 2136, 2292, 2314, 2483, 2848, 3056, 3471, 4272, 4584, 4628, 4966, 6112, 6942, 7449, 8544, 9168, 9256, 9932, 13884, 14898, 16999, 18336, 18512, 19864, 27768, 29796, 33998, 37024, 39728, 50997, 55536, 59592, 67996, 79456, 101994, 111072, 119184, 135992, 203988, 220987, 238368, 271984, 407976, 441974, 543968, 662961, 815952, 883948, 1325922, 1631904, 1767896, 2651844, 3535792, 5303688, 7071584, 10607376, 21214752]

約数ペア:

[(1, 21214752), (2, 10607376), (3, 7071584), (4, 5303688), (6, 3535792), (8, 2651844), (12, 1767896), (13, 1631904), (16, 1325922), (24, 883948), (26, 815952), (32, 662961), (39, 543968), (48, 441974), (52, 407976), (78, 271984), (89, 238368), (96, 220987), (104, 203988), (156, 135992), (178, 119184), (191, 111072), (208, 101994), (267, 79456), (312, 67996), (356, 59592), (382, 55536), (416, 50997), (534, 39728), (573, 37024), (624, 33998), (712, 29796), (764, 27768), (1068, 19864), (1146, 18512), (1157, 18336), (1248, 16999), (1424, 14898), (1528, 13884), (2136, 9932), (2292, 9256), (2314, 9168), (2483, 8544), (2848, 7449), (3056, 6942), (3471, 6112), (4272, 4966), (4584, 4628)]