21575640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{9463}}^1$

素因数の和:9496

約数の個数: 64

約数和(自身を含む): 68140800

約数和(自身を除く): 46565160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 9463, 18926, 28389, 37852, 47315, 56778, 75704, 94630, 113556, 141945, 179797, 189260, 227112, 283890, 359594, 378520, 539391, 567780, 719188, 898985, 1078782, 1135560, 1438376, 1797970, 2157564, 2696955, 3595940, 4315128, 5393910, 7191880, 10787820, 21575640]

約数ペア:

[(1, 21575640), (2, 10787820), (3, 7191880), (4, 5393910), (5, 4315128), (6, 3595940), (8, 2696955), (10, 2157564), (12, 1797970), (15, 1438376), (19, 1135560), (20, 1078782), (24, 898985), (30, 719188), (38, 567780), (40, 539391), (57, 378520), (60, 359594), (76, 283890), (95, 227112), (114, 189260), (120, 179797), (152, 141945), (190, 113556), (228, 94630), (285, 75704), (380, 56778), (456, 47315), (570, 37852), (760, 28389), (1140, 18926), (2280, 9463)]